# SDR KCSA11089

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2011
- Submitted: December 16, 2011
- Operation: Air carrier
- Aircraft: [N744CK](https://openairdocs.org/aircraft/N744CK), registered now
- Make and model: Boeing 747446F
- Aircraft serial: 26353
- Aircraft time: 72,416 hours, 14,375 cycles
- System (JASC): [2565 · Escape Slide](https://openairdocs.org/jasc/2565)
- Part: Slide
- Part number: 7A1323114
- Part serial: GS1698
- Condition: Defective
- Location: Cabin
- Part time: 564 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KCSA11089

## Discrepancy

MAINTENANCE WORKING CREW UPPER DECK DOOR WARNING LIGHT INADVERTENTLY DEPLOYED LT UPPER DECK SLIDE.  SLIDE PARTIALLY DEPLOYED.  REMOVED AND REPLACED UPPER DECK SLIDE IAW B747-400 MM 25-68-01.

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